The power of science is in part the discipline that we reference claims: we make a promise to users as to the veracity of our statements, and give them a pointer to the evidence. Much of our co...
http://industrialcodeworkshop.blogspot.com/2013/07/pow-why-academica-needs-new-office.html
Possibly great news from http://highlight.r-enthusiasts.com regarding a practical highlighting solution for R in blogger… Seems you can't switch to compose mode though...? # example code...
http://industrialcodeworkshop.blogspot.com/2013/03/practical-code-highlighting-for-r-in.html
In structural equation modelling , we are typically proposing theoretical causes of observed phenomena. These are termed "latent" (the unobserved causes) and manifest (the observed variables we...
http://industrialcodeworkshop.blogspot.com/2013/02/why-cost-and-fuel-efficiency-are.html
A Cholesky or lower-triangular decomposition is often a great way to ensure (not guarantee) a semi-positive definite solution in many linear algebra problems. In OpenMx , we have a several types...
http://industrialcodeworkshop.blogspot.com/2013/01/from-cholesky-decomposition-to.html
Often in SEM scripts you will see matrices being pre- and post-multiplied by some other matrix. For instance, this figures in scripts computing the genetic correlation between variables. Ho...
http://industrialcodeworkshop.blogspot.com/2013/01/whats-that-pre-and-post-multiply-stuff.html
In this post , I made an SEM model and showed the results in a table. It’s a great feature of SEM that you can sketch your ideas about how the world works, and being able to get such a sket...
http://industrialcodeworkshop.blogspot.com/2012/11/make-graphical-figure-of-your-sem-model.html
R-bloggers provides a great service, aggregating a universe of blogs which contribute aRticles on R and using R (marked using an "R"-tag. This is a nice community service creating a one-stop s...
http://industrialcodeworkshop.blogspot.com/2012/10/r-bloggers.html
Joel Caldwell gave an example of Confirmatory factor analysis in lavaan . The purpose of this post is to show you how to express this model in OpenMx . The data being modeled are i...
http://industrialcodeworkshop.blogspot.com/2012/10/from-lavaan-to-openmx.html
I have a row of 1,000 coins all heads down. I first turn over every second coin. Then every third coin. And then so on and so forth every fourth, every fifth, every sixth... all the way up un...
http://industrialcodeworkshop.blogspot.com/2012/09/if-i-turn-every-second-then-every-third.html
The process of getting more minds closer to the truth is fascinating to me, and it is one where technology can make a big difference. What we need to change is two fold: Letting people find out...
http://industrialcodeworkshop.blogspot.com/2012/07/getting-more-minds-closer-to-truth.html
Mathjax has a great library allowing the simple inclusion of scalable, easy to write, lovely to look at math. They explain how to include it in a blogger post here . All you do is type thi...
http://industrialcodeworkshop.blogspot.com/2012/05/embedding-math-in-blogger-with-mathjax.html
I've made this to talk about computing. Mostly R, I think, but languages, interfaces, hardware, digital IO, future computational breakthroughs, the history of statistics and related ideas. Hopefu...
http://industrialcodeworkshop.blogspot.com/2012/05/blog-vision.html